commit 0e07649ae51fb4e374d93b69dfabf3845e647601
author Robert Lytton <robert@xmos.com> Tue Aug 13 09:43:10 2013 +0000
committer Robert Lytton <robert@xmos.com> Tue Aug 13 09:43:10 2013 +0000
tree c3b97c568bfc07e80a1af332520fbceb5edcf96c
parent e9cab2faa6226b5aeeb4542f54c80f8cb18780eb

Add XCore target

llvm-svn: 188258

clang/lib/Driver/Tools.cpp

diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index ee75635..13d36b0 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -552,10 +552,21 @@
 
   case llvm::Triple::ppc64le:
   case llvm::Triple::systemz:
+  case llvm::Triple::xcore:
     return false;
   }
 }
 
+static bool isNoCommonDefault(const llvm::Triple &Triple) {
+  switch (Triple.getArch()) {
+  default:
+    return false;
+
+  case llvm::Triple::xcore:
+    return true;
+  }
+}
+
 // Handle -mfpu=.
 //
 // FIXME: Centralize feature selection, defaulting shouldn't be also in the
@@ -1761,6 +1772,9 @@
         return false;
   }
 
+  if (Triple.getArch() == llvm::Triple::xcore)
+    return false;
+
   return true;
 }
 
@@ -1780,6 +1794,9 @@
         return false;
   }
 
+  if (Triple.getArch() == llvm::Triple::xcore)
+    return false;
+
   return true;
 }
 
@@ -3200,7 +3217,7 @@
     CmdArgs.push_back("-fpack-struct=1");
   }
 
-  if (KernelOrKext) {
+  if (KernelOrKext || isNoCommonDefault(getToolChain().getTriple())) {
     if (!Args.hasArg(options::OPT_fcommon))
       CmdArgs.push_back("-fno-common");
     Args.ClaimAllArgs(options::OPT_fno_common);